76310312 has 16 divisors (see below), whose sum is σ = 154088340. Its totient is φ = 35220096.

The previous prime is 76310309. The next prime is 76310323. The reversal of 76310312 is 21301367.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 76282756 + 27556 = 8734^2 + 166^2 .

It is a super-3 number, since 3×76310312³ (a number of 25 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 366773 + ... + 366980.

Almost surely, 2^76310312 is an apocalyptic number.

It is an amenable number.

76310312 is an abundant number, since it is smaller than the sum of its proper divisors (77778028).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

76310312 is a wasteful number, since it uses less digits than its factorization.

76310312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 733772 (or 733768 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 76310312 is about 8735.5773707294. The cubic root of 76310312 is about 424.1580785908.

Adding to 76310312 its reverse (21301367), we get a palindrome (97611679).

The spelling of 76310312 in words is "seventy-six million, three hundred ten thousand, three hundred twelve".